The January 2013 Beijing “Airpocalypse” and its acute effects on emergency and outpatient visits at a Beijing hospital
Ferreri JM, Peng RD, Bell ML, Ya L, Li T, Brooke Anderson G. The January 2013 Beijing “Airpocalypse” and its acute effects on emergency and outpatient visits at a Beijing hospital. Air Quality, Atmosphere & Health 2017, 11: 301-309. PMID: 31853329, PMCID: PMC6918940, DOI: 10.1007/s11869-017-0538-0.Peer-Reviewed Original ResearchRespiratory outpatient visitsOutpatient visitsEmergency medical visitsMedical visitsBeijing HospitalRespiratory emergency visitsWorld Health Organization guidelinesHealth Organization guidelinesEmergency visitsPotential confoundersAcute effectsRelative riskSevere episodesLargest health impactOrganization guidelinesNearby hospitalVisitsHospitalEpisodesEpisode definitionHealth impactsFine particulate matter (PM2.5) measurementsRiskCauseDaily counts